Vintage Double Sided Lyons’ Cakes Enamel Advertising Sign. A vintage Lyons’ Cakes enamel on metal advertising sign. The sign was designed to sit perpendicular to the wall. The sign measures 44.5cm (17 ½ inches) by 39.5cm (15 ½ inches). It weighs approximately 2Kg. The sign has some wear commensurate with age. Please refer to the images for further details.